28701825

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{10343}}^1$

素因数の和:10393

約数の個数: 24

約数和(自身を含む): 48740928

約数和(自身を除く): 20039103

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 185, 555, 925, 2775, 10343, 31029, 51715, 155145, 258575, 382691, 775725, 1148073, 1913455, 5740365, 9567275, 28701825]

約数ペア:

[(1, 28701825), (3, 9567275), (5, 5740365), (15, 1913455), (25, 1148073), (37, 775725), (75, 382691), (111, 258575), (185, 155145), (555, 51715), (925, 31029), (2775, 10343)]